Failure Conditions
WARNING: This page is about a different car, the 1995 Cadillac Eldorado. However, it is still accessible from the selected car via links, so may be relevant.
Knock sensor feedback voltage at greater than 4.48 volts 9 (VIN 9) or 4.2 volts (VIN Y), or less than 0.3 volts (VIN Y & 9).